<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8"/>
    <title>Title</title>

    <link rel="stylesheet" type="text/css" href="/lib/bootstrap-3.3.7/css/bootstrap.min.css"/>
</head>
<style type="text/css">
    .main {
        margin-top: 50px;
    }
    .formCSS {
        margin-top: 5px;
    }
    .btnCSS{
        margin-top: 10px;
    }
</style>
<body>
<div class="main container-fluid" >
    <div class="row">
        <div class="col col-lg-3 col-lg-offset-4">
            <form method="post" action="/login">
                <div class="formCSS input-group">
                    <label class="input-group-addon">账号：</label>
                    <input type="text" class="form-control" name="username"/>
                </div>
                <div class="formCSS input-group">
                    <div class="input-group-addon">密码：</div>
                    <input type="text" class="form-control" name="password"/>
                </div>
                <div class="btnCSS text-center">
                    <input type="submit" class="btn-primary btn-lg"/>
                </div>
            </form>
        </div>
    </div>
</div>
<!--<form method="post" action="/login">-->
    <!--<input type="text" name="username" />-->
    <!--<input type="password" name="password" />-->
    <!--<input type="submit"/>-->
<!--</form>-->
</body>
</html>